- 问题详情:InKenya’svastTsavoNationalPark,breedingherdsofelephantsareacommonsight,thenewbabieshurryingto_______theirmothers. A.keeptrackof B.keepupwith C.keepintouchwith ...
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- 问题详情:InKenya,blindstudentsandthosewithpooreyesightwerestillusingBraille(布莱叶盲文)booksfortheirstudiesuntilrecently.ButKenyanschoolsfortheblindarenowbeginningtousetechnologythatprovidesmaterialinanaudible(听得见的)form.Thishasexpandedpossibilitiesfor...
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